What property of a molecular cloud does not counteract gravitational contraction?
A) thermal pressure
B) turbulent motions
C) magnetic fields
D) fragmentation
D
Physics & Space Science
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The ______________cell is a small group of atoms that contains all of the necessary information about the crystal that when repeated in space produces the crystal.
Fill in the blank(s) with the appropriate word(s).
Physics & Space Science
What is the geometric shape of Earth?
A. an oblate spheroid B. flat C. a prolate ellipsoid D. a perfect sphere E. an annular toroid
Physics & Space Science
How are sunspots in the northern and southern hemispheres different?
What will be an ideal response?
Physics & Space Science
The Sun will one day pass through the instability strip and become a variable star
a. True b. False Indicate whether the statement is true or false
Physics & Space Science